Does Walmart Give Core refund for non Walmart batteries?Will Walmart give you the battery core deduction (around 10 bucks) for taking them a car battery you did not buy from them? My battery died, and I want to buy one...

Does it really kill your car battery to jump someone else's car?I heard that you may be doing harm to your own car's battery by helping someone jump start their car. Is this true? Why would that be the case?

I went out to start my car today and it wouldn't start. After eleven years, the battery finally died, and being the teen girl I am, I know very little about cars. I found a friend with jumper cables who's willing to...